Finding the Fourth Proportional to 1,591,546, 2,387,384.88 and 469,615
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Solution
The fourth proportional to 1,591,546, 2,387,384.88 and 469,615 is: 704,441.94
Step by Step Solution
- Step 1: Write the proportion equation
1,591,546 : 2,387,384.88 = 469,615 : x - Step 2: Convert to fraction form
1,591,546/2,387,384.88 = 469,615/x - Step 3: Cross multiply
1,591,546x = 2,387,384.88 × 469,615 - Step 4: Simplify right side
1,591,546x = 1,121,151,750,421.20 - Step 5: Solve for x
x = 1,121,151,750,421.20/1,591,546 - Step 6: Final answer
x = 704,441.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.